. . . "Toolo"@en . . . . "Toolo (also TOOLO) is a theme of DUPLO trying to encourage young children how to build, and take things apart with tools. Action Wheelers can be classified as a follow-up to Toolo, because of the tools used in its sets. 31 sets were released."@en . . "1992"^^ . . "Toolo"@en . . . . "Toolo (also TOOLO) is a theme of DUPLO trying to encourage young children how to build, and take things apart with tools. Action Wheelers can be classified as a follow-up to Toolo, because of the tools used in its sets. 31 sets were released."@en . .